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| Patents Granted on 1828-01-17 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,962X | Jan. 17, 1828 | R.R. Throckmorton | Tubular steam generator | ||
| 4,963X | Jan. 17, 1828 | J.C. John C. Wenzel (Wenzler) | Flax and hemp dressing machine | flax and hemp machines | |